v2.2.0

• Add support for $id key

v2.1.0

• Add has and !has operators

v2.0.1

• Fix an issue where 'in' '$type' drops features

v2.0.0

• major performance boost for big in filters (with thousands of items) — up to 100 times faster
• fixed error that prevented in filters go beyond 64000 items
• 40% faster filter creation
• breaking: drops support for feature.tags (always use feature.properties instead)